If the shaft fractures, oil may be drawn into the exhaust system, resulting in smoke and the increased risk of a fire.

Engine And Engine Cooling — Engine — Gasoline — Turbo-Charger

Porsche is recalling certain model year 2011-2012 Panamera turbo, 2012 Panamera turbo S, and 2012 cayenne turbo vehicles. The turbine wheel of a turbocharger may fracture due to a casting defect. If a fracture occurs, vehicle performance will be decreased and the turbine shaft may fracture.